Adjustment Menu - Epson Stylus Pro 4400 Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880C

ADJUSTMENT MENU

Cut adjustment
Adjusts the cutter pressure of the cutter. The cutter pressure can be set by 1%.
PG adjustment
Adjusts the PG.
Rear AD adjustment
Detects and set the best resistance value of the rear sensor.
After the detection, The D/A adjustment value, ON-OFF difference, and ON
level are displayed in that order from the left. When a detection error occurs
including sensor defect, circuit defect, and adjustment with paper unloaded, the
error is displayed.
Edge sensor level
Measures the platen level (reflecting amount) by the paper edge sensor.
If paper is on the rear sensor, the sensor detects the paper width and obtains
information for each paper type. If paper is not on the rear sensor, the sensor
obtains information for each paper type at previous paper width detection.
The panel keys are invalid during executing and the measured values are
displayed in the order below.
• No measurement paper
• Minimum measurement value
• Minimum value detection position
• Maximum measurement value
• Maximum value detection position
• Threshold value at paper detection
• Paper presence at paper detection
• Paper absence at paper detection
• D/A value used at paper detection
• OK/NG
Product Description
Nozzle check pattern print
The ink eject from the head nozzle can be checked from the printed pattern.If
the ink is not ejected properly, a cleaning is performed. The items printed on
the pattern are as follows.
• Nozzle ink eject check pattern
Each color is printed in the order below from the home position side.
8 color: MK/PK, C, M, C, Y, LK, LC, LM, LLK
4 color: C, C, Y, Y, M, M, MK, MK
• Firmware version
Prints the installed firmware version.
• Remaining maintenance tank capacity
Prints the remaining maintenance tank capacity (unit: %).
0% means that the maintenance tank is full.
• Head ID
Prints the registered head ID value.
• Colorimetric calibration ID
Prints the registered colorimetric calibration ID
• Vertical nozzle alignment check pattern (3 rows)
Prints in the order of VSD1, VSD2, VSD3 from the top. Large and
Middle sized dots are printed iteratively for the VSD3 to prevent
satellite droplets from occurring in MK.
• Horizontal nozzle alignment check pattern (6 rows)
Prints in the order of VSD1, VSD2, VSD3 from the top row.
Refer to "1.4.4.19 Nozzle Check Pattern Printing (p.59)"
Operating Panel
Revision C
for a printed pattern.
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